The Plymouth GTX arrived in the late 1960s as a high-spec, big-block bruiser aimed at buyers who wanted muscle car performance without giving up comfort or style. Among its most coveted configurations ...

Of the nearly 3,000 Plymouth GTXs produced in 1971, only 135 rolled off the assembly line with a 440 Six-Barrel V8 under the ...

For the 1971 model year, Plymouth released the redesigned GTX 440 Six Barrel, a powerful upscale model that went down as one ...

If you think about what American automobile culture was all about in the 1960s, it was obviously the muscle car. People wanted hulking, powerful engines that they could put under the hoods of their ...